<template>
    <el-row type="flex" class="row-bg" justify="center">

        <el-col :xl="6" :lg="7">
            <h2>欢迎来到VueAdmin管理系统</h2>
            <el-image :src="require('@/assets/zyns.png')" style="width: 180px;height: 180px"></el-image>

            <p>掘金：Nakano_May</p>
            <p>关注我，发消息给我，回复【VueAdmin】获取登录密码</p>
        </el-col>

        <el-col :span="1">
            <el-divider direction="vertical"></el-divider>
        </el-col>

        <el-col :xl="6" :lg="7">
            <el-form :model="loginForm" :rules="rules" ref="loginForm" label-width="100px" class="demo-loginForm">
                <el-form-item label="用户名" prop="username" style="width:380px">
                    <el-input v-model="loginForm.username"></el-input>
                </el-form-item>
                <el-form-item label="密码" prop="password" style="width:380px">
                    <el-input v-model="loginForm.password" type="password"></el-input>
                </el-form-item>
                <el-form-item label="验证码" prop="code" style="width:380px">
                    <el-input v-model="loginForm.code" style="width: 172px;float: left"></el-input>
                    <el-image :src="captchaImg" class="captchaImg" @click="getCaptcha"></el-image>
                </el-form-item>

                <el-form-item>
                    <el-button type="primary" @click="submitForm('loginForm')">立即创建</el-button>
                    <el-button @click="resetForm('loginForm')">重置</el-button>
                </el-form-item>
            </el-form>
        </el-col>
    </el-row>
</template>

<script>
import qs from 'qs';

export default {
    name: "Login",
    data() {
        return {
            loginForm: {
                username: 'admin',
                password: '111111',
                code: '11111',
                token: ''
            },
            rules: {
                username: [
                    {required: true, message: '请输入用户名', trigger: 'blur'},
                ],
                password: [
                    {required: true, message: '请输入密码', trigger: 'blur'},
                ],
                code: [
                    {required: true, message: '请输入验证码', trigger: 'blur'},
                    {min: 5, max: 5, message: '长度在 5 个字符', trigger: 'blur'}
                ],
            },
            captchaImg: null
        };
    },
    methods: {
        submitForm(formName) {
            this.$refs[formName].validate((valid) => {
                if (valid) {
                    this.$axios.post('/login?' + qs.stringify(this.loginForm)).then(res => {

                        const jwt = res.headers['authorization']
                        this.$store.commit("SET_TOKEN", jwt)
                        this.$router.push('/index')
                    })
                } else {
                    console.log('error submit!!');
                    return false;
                }
            });
        },
        resetForm(formName) {
            this.$refs[formName].resetFields();
        },
        getCaptcha() {
            this.$axios.get('/captcha').then(res => {

                console.log(res)
                this.loginForm.token = res.data.data.token
                this.captchaImg = res.data.data.captchaImg

                this.loginForm.code = ''
            })
        }
    },
    created() {
        this.getCaptcha()
    }
}
</script>

<style scoped>

.el-divider {
    height: 200px;
}

.el-row {
    background-color: #fafafa;
    height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
}

.captchaImg {
    margin-left: 8px;
    float: left;
    border-radius: 4px;
}

</style>